1. Database Reference
  2. Initialization Parameters
  3. Initialization Parameters
  4. OS_ROLES

1.241 OS_ROLES

OS_ROLES determines whether Oracle or the operating system identifies and manages the roles of each username.

Property Description

Parameter type

Boolean

Default value

false

Modifiable

No

Modifiable in a PDB

No

Range of values

true | false

Basic

No

Values

  • TRUE

    The operating system completely manages the role grants for all database usernames. When a user attempts to create a session, the username's security domain is initialized using the roles identified by the operating system.

    Revocation by Oracle of roles granted by the operating system is ignored, as are any roles previously granted by Oracle.

  • FALSE

    Oracle identifies and manages the roles.

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